C(x)=2x^2-30x+800

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Solution for C(x)=2x^2-30x+800 equation: 



(C)=2C^2-30C+800

We move all terms to the left:

(C)-(2C^2-30C+800)=0

We get rid of parentheses

-2C^2+C+30C-800=0

We add all the numbers together, and all the variables

-2C^2+31C-800=0

a = -2; b = 31; c = -800;
Δ = b2-4ac
Δ = 312-4·(-2)·(-800)
Δ = -5439
Delta is less than zero, so there is no solution for the equation

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